Clomipramine-D3 hydrochloride is an internal standard used for the quantification of clomipramine.HCl. Clomipramine.HCl is a tricyclic antidepressant that reduces serotonin and norepinephrine reuptake in the central nervous system. Sold under the trade name Anafranil, Clomipramine.HCl is used to treat chronic pain, OCD, panic disorder, and major depressive disorder. Clomipramine-D3.HCl is available as reference material (bulk powder and/or solution) and as calibrated, Ready-to-Use, certified reference material (CRM). This product is designed for use in qualitative and quantitative protocols and can be used for forensic, toxicology, research, and other chemical/biochemical analytical applications.